code-n; 4 Senses

Sense Number 1: a (usually) condensed, mappable representation of information

Examples:
The Allies cracked the secret code of the Enigma machine during WWII.
The flashing lights between the towers were some sort of code.
The genetic code is a double helix of acid bases attached along a sugar-phosphate backbone.
The mail service uses postal codes to identify what geographical area the mail should be delivered to.

Mappings:WordNet 3.0 Sense Numbers: 2

Sense Number 2: a sociopolitical set of rules for conduct or operation

Commentary: CODE[+system][+rule][+sociopolitical]

Examples:
This book on manners specifies proper codes of conduct for all sorts of social occasions.
The building was in violation of several fire codes.
The committee seemed to operate entirely outside any code of ethics.

Mappings:WordNet 3.0 Sense Numbers: 1

Sense Number 3: computer programming instructions

Examples:
John has written thousands of lines of Java code.
Mary fixed some bugs in the code.
The compiler maps human-readable programming statements into binary code that the computer can execute quickly.